Tutorial by Examples: an

/** * @author piotrek1543 * * This example provides a specific UI testing problem and how it is already solved * with Google's Espresso. Notice that I used also Spoon framework, as Espresso * lacks of taking screenshots functionality. */ @RunWith(AndroidJUnit4.class) public class M...

It depends on kind of hosting that you have: If you have SSH console, then you can do it on hosting after step 2, if you haven't then do it locally: run command php app/console cache:clear --env=prod'. Suppose you have on you hosting folders youdomain/public_html, so in public_html m...

Commander.js var program = require('commander'); program .version('0.0.1') program .command('hi') .description('initialize project configuration') .action(function(){ console.log('Hi my Friend!!!'); }); program .command('bye [name]') .description('initialize pro...

def hello puts "Hello readers" end hello # => "Hello readers" def hello puts "Hell riders" end hello # => "Hell riders"

puts "Hello readers".reverse # => "sredaer olleH" class String def reverse "Hell riders" end end puts "Hello readers".reverse # => "Hell riders"

You can access the exact same context as the method you override. class Boat def initialize(name) @name = name end def name @name end end puts Boat.new("Doat").name # => "Doat" class Boat def name "⛵ #{@name} ⛵" end end ...

class String def fancy "~~~{#{self}}~~~" end end puts "Dorian".fancy # => "~~~{Dorian}~~~"

These events can be used to communicate between 2 or more controllers. $emit dispatches an event upwards through the scope hierarchy, while $broadcast dispatches an event downwards to all child scopes.This has been beautifully explained here. There can be basically two types of scenario while comm...

Create a new application here: create application Choose standalone applicaton and confirm app creation via SMS. Fill Package namefor Android as your current package name. You can get your package name inside android manifest file, at the very begginning. Get your Certificate fingerprint by exe...

1. Install GLFW First step is to create an OpenGL window. GLFW is an Open Source, multi-platform library for creating windows with OpenGL, to install GLFW first download its files from www.glfw.org Extract the GLFW folder and its contents will look like this Download and install CMake to buil...

What is an exception? Exception in PL/SQL is an error created during a program execution. We have three types of exceptions: Internally defined exceptions Predefined exceptions User-defined exceptions What is an exception handling? Exception handling is a possibility to keep o...

using CLI: $ opennlp SentenceDetector ./en-sent.bin < ./input.txt > output.txt using API: import static java.nio.file.Files.readAllBytes; import static java.nio.file.Paths.get; import java.io.IOException; import java.util.Objects; public class FileUtils { /** * Get file data as...

Install the required dependencies: 'org.apache.solr:solr-solrj:5.5.1' 'org.apache.httpcomponents:httpclient:4.3.6' 'com.ibm.watson.developer_cloud:java-sdk:3.2.0' The code below assumes you have a Solr collection with documents and you have trained a ranker, otherwise follow this tutorial pub...

the easiest way is to have the local branch checked out: git checkout old_branch then rename the local branch, delete the old remote and set the new renamed branch as upstream: git branch -m new_branch git push origin :old_branch git push --set-upstream origin new_branch

vagrant reload --provision

Format a date: Date date = new Date(); DateFormat df = DateFormat.getDateInstance(DateFormat.MEDIUM); String localizedDate = df.format(date) Format a date and time. Date is in short format, time is in long format: Date date = new Date(); DateFormat df = DateFormat.getDateTimeInstance(DateFor...

MAPCAN: CL-USER> (mapcan #'reverse '((1 2 3) (a b c) (100 200 300))) (3 2 1 C B A 300 200 100) CL-USER> (defun from-to (min max) (loop for i from min to max collect i)) FROM-TO CL-USER> (from-to 1 5) (1 2 3 4 5) CL-USER> (mapcan #'from-to '(1 2 3) '(5 5 5)) (1 2 3 4 5...

MAPC: CL-USER> (mapc (lambda (x) (print (* x x))) '(1 2 3 4)) 1 4 9 16 (1 2 3 4) CL-USER> (let ((sum 0)) (mapc (lambda (x y) (incf sum (* x y))) '(1 2 3) '(100 200 300)) sum) 1400 ; => (1 x 100) + (2 x 200) + (3 x 30...

As mentioned in "Remarks", a partition is a part/slice/chunk of an RDD. Below is a minimal example on how to request a minimum number of partitions for your RDD: In [1]: mylistRDD = sc.parallelize([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], 2) In [2]: mylistRDD.getNumPartitions() Out[2]: 2 No...

Sometimes we want to repartition an RDD, for example because it comes from a file that wasn't created by us, and the number of partitions defined from the creator is not the one we want. The two most known functions to achieve this are: repartition(numPartitions) and: coalesce(numPartitions, s...